window.onload = function(){
	var oLike = document.getElementById("like");
	var oUnlike = document.getElementById("unlike");
	var flag = 0;
	oLike.onclick = function(){
		alert("我也喜欢你！");
	}
	
	oUnlike.onmouseover = function(){
		if(flag == 0){
			oUnlike.style.left = "20px";
			oUnlike.style.top = "40px";
			flag++;
		}else if(flag == 1){
			oUnlike.style.left = "400px";
			oUnlike.style.top = "0px";
			flag++;
		}else if(flag == 2){
			oUnlike.style.left = "400px";
			oUnlike.style.top = "200px";
			flag++;
		}else if(flag == 3){
			oUnlike.style.left = "200px";
			oUnlike.style.top = "180px";
			flag++;
		}else if(flag == 4){
			oUnlike.style.left = "180px";
			oUnlike.style.top = "30px";
			flag++;
		}else if(flag == 5){
			oUnlike.style.left = "100px";
			oUnlike.style.top = "130px";
			flag++;
		}else{
			oUnlike.style.left = "400px";
			oUnlike.style.top = "150px";
			flag=0;
		}
	}
}